@Neeraj Sabharwal That is fairly interesting actually. What made me think of some sort of official support was that Ceph docs (albeit 1.1) mention a process on how to do it: http://docs.ceph.com/docs/master/cephfs/hadoop/ And also there is this tutorial from: http://noahdesu.github.io/2015/07/12/hadoop-ceph-d... It keeps saying the word shim, so I kind of see where you are coming from on this. Thanks for the guidance ! ... View more